From f78cb5583f77952aa35e063a660a11aad5f8de7f Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Fri, 27 Jan 2012 20:43:49 +0100
Subject: Inline the prefix assignment so it doesnt look so daft

---
 activesupport/lib/active_support/cache.rb | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'activesupport/lib/active_support/cache.rb')

diff --git a/activesupport/lib/active_support/cache.rb b/activesupport/lib/active_support/cache.rb
index 5afc92059c..42b11b1daf 100644
--- a/activesupport/lib/active_support/cache.rb
+++ b/activesupport/lib/active_support/cache.rb
@@ -77,8 +77,7 @@ module ActiveSupport
       def expand_cache_key(key, namespace = nil)
         expanded_cache_key = namespace ? "#{namespace}/" : ""
 
-        prefix = ENV["RAILS_CACHE_ID"] || ENV["RAILS_APP_VERSION"]
-        if prefix
+        if prefix = ENV["RAILS_CACHE_ID"] || ENV["RAILS_APP_VERSION"]
           expanded_cache_key << "#{prefix}/"
         end
 
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